Cheiracanthiidae
(Prowling Spiders)

The spider family Cheiracanthiidae, commonly known as Prowling Spiders, have been sighted 170 times by contributing members. Based on collected data, the geographic range for Cheiracanthiidae includes 2 countries and 32 states in the United States. Cheiracanthiidae is most often sighted indoors, and during the month of May.

Taxonomic Hierarchy

Kingdom: Animalia
Phylum: Arthropoda
Class: Arachnida
Order: Araneae
Suborder: Araneomorphae
Family: Cheiracanthiidae

Other Common Names

Prowling Spiders, Longlegged Sac Spiders, Sac Spiders

Author

Wagner,1887

Sightings Overview

There have been 170 confirmed sightings of Cheiracanthiidae (Prowling Spiders), with the most recent sighting submitted on January 24, 2026 by Spider ID member gpanth. The detailed statistics below may not utilize the complete dataset of 170 sightings because of certain Cheiracanthiidae sightings reporting incomplete data.

Web: 13% of the time, Cheiracanthiidae spiders are sighted in a spider web (Sample size: 170)
Sex: 5 female and 45 male.
Environment: Cheiracanthiidae has been sighted 37 times outdoors, and 135 times indoors.
Outdoors: Man-made structure (27). Low foliage (4). High foliage (1). Ground layer (2). Under rock or debris (1). Saltwater (1). Desert area (1).

Location and Range

Cheiracanthiidae (Prowling Spiders) has been sighted in the following countries: Canada, United States.

Cheiracanthiidae has also been sighted in the following states: Alabama, California, Colorado, Connecticut, Georgia, Hawaii, Idaho, Illinois, Indiana, Kansas, Maine, Maryland, Massachusetts, Michigan, Minnesota, Missouri, Nebraska, New Hampshire, New Jersey, New York, Ohio, Oklahoma, Oregon, Pennsylvania, Tennessee, Texas, Utah, Vermont, Virginia, Washington, West Virginia, Wisconsin.